13x+21=8x-9

Simple and best practice solution for 13x+21=8x-9 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 13x+21=8x-9 equation:


Simplifying
13x + 21 = 8x + -9

Reorder the terms:
21 + 13x = 8x + -9

Reorder the terms:
21 + 13x = -9 + 8x

Solving
21 + 13x = -9 + 8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-8x' to each side of the equation.
21 + 13x + -8x = -9 + 8x + -8x

Combine like terms: 13x + -8x = 5x
21 + 5x = -9 + 8x + -8x

Combine like terms: 8x + -8x = 0
21 + 5x = -9 + 0
21 + 5x = -9

Add '-21' to each side of the equation.
21 + -21 + 5x = -9 + -21

Combine like terms: 21 + -21 = 0
0 + 5x = -9 + -21
5x = -9 + -21

Combine like terms: -9 + -21 = -30
5x = -30

Divide each side by '5'.
x = -6

Simplifying
x = -6

See similar equations:

| 72c^2-98= | | 2x^2-10=-12 | | -3x+33=-7x+5 | | s=whforn | | S=2whforn | | x-4+3x+7=50 | | 11(t-4)+4t=5(3t+4)-13 | | -(5x-11)+4(5x+8)= | | C^2-2c-4c-40=0 | | 3t-5g=22 | | mx^2-nx+x^2+2=-x-1 | | b^2-2= | | C^2-2c-40+(-4c)=0 | | 2x-10=10-8x | | 2x-16=7x+4 | | 10Y=70 | | 6(T+-3)=2(9+-2T) | | -2(x-4)+3x-10= | | -4x-34=2-8x | | r^2-121= | | C^2-2c=4c+40 | | 32-3x=-6+17 | | 14+2x=34 | | X-22=29 | | (2xy)dx+(y^2-3x^2)dy=0 | | 0.6=0.05x | | 8w+3z-2=w | | T+10=7t-24 | | 19+8x=37 | | 7p+8=3p-11 | | 2=5y+6a+4x | | 0.6=0.5x |

Equations solver categories